generated: '2026-07-23'
method: derived
status: candidate
source: graphql/highnote-schema.graphql
description: No official Highnote-hosted MCP server was found (searched docs, npm @modelcontextprotocol,
  and public MCP registries as of 2026-07-23). This is a DERIVED candidate tool list — one tool per marquee
  GraphQL query/mutation on the single https://api.us.highnote.com/graphql endpoint — provided as a starting
  point for an MCP wrapper. Each tool's real input contract is the backing GraphQL field's Input type
  in graphql/highnote-schema.graphql. Auth is HTTP Basic with a base64-encoded API key.
server:
  name: highnote
  transport: http
  url: null
  auth: http-basic (base64 API key)
  backing_endpoint: https://api.us.highnote.com/graphql
tools:
- name: list_card_products
  description: List card products in the program.
  source_operation: graphql/highnote-schema.graphql#Query.cardProducts
- name: create_card_product
  description: Create and configure a card product (debit, credit, prepaid, fleet, charge).
  source_operation: graphql/highnote-schema.graphql#Mutation.createCardProduct
- name: create_us_person_account_holder
  description: Onboard a US person account holder (KYC).
  source_operation: graphql/highnote-schema.graphql#Mutation.createUSPersonAccountHolder
- name: create_us_business_account_holder
  description: Onboard a US business account holder (KYB).
  source_operation: graphql/highnote-schema.graphql#Mutation.createUSBusinessAccountHolder
- name: create_card_product_application
  description: Submit an account holder application to a card product.
  source_operation: graphql/highnote-schema.graphql#Mutation.createAccountHolderCardProductApplication
- name: issue_financial_account
  description: Issue a financial account for an approved application.
  source_operation: graphql/highnote-schema.graphql#Mutation.issueFinancialAccountForApplication
- name: issue_payment_card
  description: Issue a virtual, physical, or tokenized payment card for an application.
  source_operation: graphql/highnote-schema.graphql#Mutation.issuePaymentCardForApplication
- name: activate_payment_card
  description: Activate an issued payment card.
  source_operation: graphql/highnote-schema.graphql#Mutation.activatePaymentCard
- name: close_payment_card
  description: Close a payment card.
  source_operation: graphql/highnote-schema.graphql#Mutation.closePaymentCard
- name: authorize_payment_card
  description: Authorize an acquiring card payment.
  source_operation: graphql/highnote-schema.graphql#Mutation.authorizePaymentCard
- name: capture_payment_transaction
  description: Capture a previously authorized payment transaction.
  source_operation: graphql/highnote-schema.graphql#Mutation.capturePaymentTransaction
- name: charge_payment_card
  description: Single-step charge (auth + capture) a payment card.
  source_operation: graphql/highnote-schema.graphql#Mutation.chargePaymentCard
- name: list_payment_transactions
  description: Query payment transactions with HQL search and Relay cursor pagination.
  source_operation: graphql/highnote-schema.graphql#Query.paymentTransactions
- name: initiate_customer_card_transaction_dispute
  description: Initiate a cardholder transaction dispute.
  source_operation: graphql/highnote-schema.graphql#Mutation.initiateCustomerCardTransactionDispute
- name: initiate_transfer_between_financial_accounts
  description: Move funds between two Highnote financial accounts (on-us, instant).
  source_operation: graphql/highnote-schema.graphql#Mutation.initiateTransferBetweenFinancialAccounts
- name: initiate_ach_transfer
  description: Initiate a standard or same-day ACH transfer.
  source_operation: graphql/highnote-schema.graphql#Mutation.initiateAchTransfer
- name: initiate_unified_funds_transfer
  description: Move funds over the best rail (ACH, wire, RTP, push-to-card).
  source_operation: graphql/highnote-schema.graphql#Mutation.initiateUnifiedFundsTransfer
- name: add_collaborative_authorization_endpoint
  description: Register a collaborative-authorization endpoint for real-time approve/decline.
  source_operation: graphql/highnote-schema.graphql#Mutation.addCollaborativeAuthorizationEndpoint
- name: add_webhook_notification_target
  description: Register an HTTPS webhook notification target.
  source_operation: graphql/highnote-schema.graphql#Mutation.addWebhookNotificationTarget
- name: add_subscriptions_to_notification_target
  description: Subscribe a notification target to event types.
  source_operation: graphql/highnote-schema.graphql#Mutation.addSubscriptionsToNotificationTarget
deployment:
  mode: none
  verified: derived
  tools: 20
  checked: '2026-08-12'
  source: catalog MCP census